Remediation of Polluted Water Using Natural Zeolitic Aluminosilicates/Lateritic Clay Ceramic Matrix Membrane

Table 4

Atomic absorption spectroscopy result of water samples.

Element	Concentrations in water samples (ppm)
	WS1	WS2A	WS2B	WS3	WS4
Mg (2+)	1.891	2.385	2.370	1.533	2.406
Ca (2+)	2.657	3.008	2.908	1.419	3.311
Mn	Nil	Nil	Nil	Nil	0.001
Zn (2+)	0.073	0.128	0.121	0.147	0.183
Fe	Nil	Nil	Nil	0.065	0.019
Co	Nil	Nil	Nil	Nil	Nil
K (1+)	5.997	5.956	5.824	6.210	4.550
Na (1+)	2.358	2.324	2.293	2.446	2.133